Absorbance of the optical sensor at 464 nm as a function of the immobilization pH. The dye concentrations, 105 M. The error bars is expressed as percentage of relative standard deviation (RSD%).
Absorbance of the optical sensor at 464 nm as a function of the immobilizationpH. The dye concentrations, 105 M. The error bars is expressed aspercentage of relative standard deviation (RSD%).